latrodectus | 65da6d9f781ff5fc2865b8850cfa64993b36f00151387fdce25859781c1eb711

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2024 19:36

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General

Target

update_2ffaca76.dll
Size

69KB
MD5

0ad82a3b229420b4cf52959f85cba82d
SHA1

f59bb505d1ed4a7492c41195f19e99f1d568ef95
SHA256

65da6d9f781ff5fc2865b8850cfa64993b36f00151387fdce25859781c1eb711
SHA512

f428a42ee393c813eef5a6a8dc19bef50f89ff0b7017fe204f6f85bf6305df257012ab1dd2aff977c71fe34c734d478df875d9d6229aa230c98160fc016851ad
SSDEEP

768:RDrkZkx7jOxAi0IIO99dKJKbATQVuyQw4n4mjlQmLvniWiMfDeDvCPdN:RD1dj1pO9CJKoQF4n4mjltqTMKD

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://titnovacrion.top/live/

https://skinnyjeanso.com/live/

Signatures

Latrodectus loader
Latrodectus is a loader written in C++.
loader latrodectus

Detect larodectus Loader variant 2 8 IoCs

loader

resource	yara_rule
behavioral2/memory/4528-0-0x00000211BBFD0000-0x00000211BBFE4000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4528-1-0x00000211BBFD0000-0x00000211BBFE4000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4528-4-0x0000000180000000-0x0000000180014000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4028-7-0x00000235F2D30000-0x00000235F2D44000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4528-6-0x00000211BBFD0000-0x00000211BBFE4000-memory.dmp	family_latrodectus_v2
behavioral2/files/0x00080000000231f2-5.dat	family_latrodectus_v2
behavioral2/memory/4028-9-0x00000235F2D30000-0x00000235F2D44000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4028-8-0x00000235F2D30000-0x00000235F2D44000-memory.dmp	family_latrodectus_v2

Deletes itself 1 IoCs

pid	Process
4528	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4028	rundll32.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4528	rundll32.exe
4528	rundll32.exe
4528	rundll32.exe
4528	rundll32.exe
4028	rundll32.exe
4028	rundll32.exe
4028	rundll32.exe
4028	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4528	rundll32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 4028	4528	rundll32.exe	85
PID 4528 wrote to memory of 4028	4528	rundll32.exe	85

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update_2ffaca76.dll,#1
1⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Windows\system32\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_9729806f.dll", #1
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Custom_update\Update_9729806f.dll

Filesize
69KB

MD5
0ad82a3b229420b4cf52959f85cba82d

SHA1
f59bb505d1ed4a7492c41195f19e99f1d568ef95

SHA256
65da6d9f781ff5fc2865b8850cfa64993b36f00151387fdce25859781c1eb711

SHA512
f428a42ee393c813eef5a6a8dc19bef50f89ff0b7017fe204f6f85bf6305df257012ab1dd2aff977c71fe34c734d478df875d9d6229aa230c98160fc016851ad

Download Submit
memory/4028-7-0x00000235F2D30000-0x00000235F2D44000-memory.dmp

Filesize
80KB

Download
memory/4028-9-0x00000235F2D30000-0x00000235F2D44000-memory.dmp

Filesize
80KB

Download
memory/4028-8-0x00000235F2D30000-0x00000235F2D44000-memory.dmp

Filesize
80KB

Download
memory/4528-0-0x00000211BBFD0000-0x00000211BBFE4000-memory.dmp

Filesize
80KB

Download
memory/4528-1-0x00000211BBFD0000-0x00000211BBFE4000-memory.dmp

Filesize
80KB

Download
memory/4528-4-0x0000000180000000-0x0000000180014000-memory.dmp

Filesize
80KB

Download
memory/4528-6-0x00000211BBFD0000-0x00000211BBFE4000-memory.dmp

Filesize
80KB

Download